package com.itheima.controller;

import com.alibaba.dubbo.config.annotation.Reference;
import com.itheima.constant.MessageConstant;
import com.itheima.entity.PageResult;
import com.itheima.entity.QueryPageBean;
import com.itheima.entity.Result;
import com.itheima.service.UserService;
import com.itheima.service.MenuService;
import org.springframework.security.core.context.SecurityContextHolder;
import org.springframework.security.core.userdetails.User;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;

import java.util.List;
import java.util.Map;

/**
 * 用户操作
 */
@RestController
@RequestMapping("/user")
public class UserController {

    @Reference
    private UserService userService;
    @Reference
    private MenuService menuService;
    //获得当前登录用户的用户名
    @RequestMapping("/getUsername")
    public Result getUsername(){
        //当Spring security完成认证后，会将当前用户信息保存到框架提供的上下文对象
        User user = (User) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
        System.out.println(user);
        if(user != null){
            String username = user.getUsername();
            return new Result(true, MessageConstant.GET_USERNAME_SUCCESS,username);
        }

        return new Result(false, MessageConstant.GET_USERNAME_FAIL);
    }

    //分页查询
    @RequestMapping("/findPage")
    public PageResult findPage(@RequestBody QueryPageBean queryPageBean){
        return userService.pageQuery(queryPageBean);
    }

    //新增用户
    @RequestMapping("/add")
    public Result add(@RequestBody com.itheima.pojo.User user, Integer[] roleIds){
        try{
            userService.add(user,roleIds);
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false, MessageConstant.ADD_USER_FAIL);//新增失败
        }
        return new Result(true,MessageConstant.ADD_USER_SUCCESS);//新增成功
    }

    //编辑用户
    @RequestMapping("/edit")
    public Result edit(@RequestBody com.itheima.pojo.User user, Integer[] roleIds){
        try{
            userService.edit(user,roleIds);
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false, MessageConstant.EDIT_USER_FAIL);//新增失败
        }
        return new Result(true,MessageConstant.EDIT_USER_SUCCESS);//新增成功
    }

    //删除用户
    @RequestMapping("/delete")
    public Result delete(Integer id){
        try{
            userService.delete(id);
        }catch (RuntimeException e){
            return new Result(false,e.getMessage());
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false, MessageConstant.DELETE_USER_FAIL);//失败
        }
        return new Result(true,MessageConstant.DELETE_USER_SUCCESS);//成功
    }

    @RequestMapping("/findById")
    public Result findById(Integer id){
        try{
            com.itheima.pojo.User user = userService.findById(id);
            return new Result(true, MessageConstant.QUERY_USER_SUCCESS,user);
        }catch (Exception e){
            e.printStackTrace();
            //服务调用失败
            return new Result(false, MessageConstant.QUERY_USER_FAIL);
        }
    }

    //根据用户ID查询用户包含的多个角色ID
    @RequestMapping("/findRoleIdsByUserId")
    public Result findRoleIdsByUserId(Integer id){
        try{
            List<Integer> roleIds = userService.findRoleIdsByUserId(id);
            return new Result(true,MessageConstant.QUERY_ROLE_SUCCESS,roleIds);//查询成功
        }catch (Exception e){
            e.printStackTrace();
            return new Result(false, MessageConstant.QUERY_ROLE_FAIL);//查询失败
        }
    }

    @RequestMapping("/getMenu")
    public Result getMenu(){
        try {
            User user = (User) SecurityContextHolder.getContext().getAuthentication().getPrincipal();
            List<Map<String,Object>> list=null;
            if(user != null){
                String username = user.getUsername();

                com.itheima.pojo.User byUsername = userService.findByUsername(username);
                list= userService.getMenu(byUsername.getId());
            }
            return new Result(true,"获取菜单数据成功",list);
        } catch (Exception e) {
            e.printStackTrace();
            return new Result(true,"获取菜单数据失败");
        }
    }
}
